diff --git a/src/system/boot/platform/openfirmware/Jamfile b/src/system/boot/platform/openfirmware/Jamfile
index 0204ec863e..d7f8f30b26 100644
--- a/src/system/boot/platform/openfirmware/Jamfile
+++ b/src/system/boot/platform/openfirmware/Jamfile
@@ -1,6 +1,6 @@
 SubDir HAIKU_TOP src system boot platform openfirmware ;
 
-SubDirC++Flags -fno-rtti ;
+SubDirC++Flags -D_BOOT_MODE -fno-rtti ;
 
 KernelMergeObject boot_platform_openfirmware.o :
 	console.cpp
diff --git a/src/system/boot/platform/openfirmware/debug.c b/src/system/boot/platform/openfirmware/debug.c
index 6dd807ee55..351aa050aa 100644
--- a/src/system/boot/platform/openfirmware/debug.c
+++ b/src/system/boot/platform/openfirmware/debug.c
@@ -39,14 +39,3 @@ dprintf(const char *format, ...)
 	va_end(list);
 }
 
-
-void
-dprintf_no_syslog(const char *format, ...)
-{
-	va_list list;
-
-	va_start(list, format);
-	vprintf(format, list);
-	va_end(list);
-}
-